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| -rw-r--r-- | fractal-gen.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/fractal-gen.c b/fractal-gen.c index d2d21f9..855017e 100644 --- a/fractal-gen.c +++ b/fractal-gen.c @@ -172,6 +172,10 @@ int parse_args(int argc, char **argv) clust_id = 0; clust_total = 1; + /* bail out early if no arguments are supplied */ + if (argc <= 1) + return 1; + while ( (opt = getopt(argc, argv, "s:i:e:c:t:N:T")) != -1 ) { switch (opt) |